Earth Science!

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Across
  1. 6. ____ sites are becoming more vulnerable because development often destroys natural defenses such as wetlands and sand dunes
  2. 7. Examines the mixture of gasses that is held to the planet by gravity and thins rapidly with altitude
  3. 8. science, the name for all the sciences that collectively seek to understand Earth
  4. 9. _____ produces a variety of weather, which creates the basic pattern of global climates
  5. 10. External processes include erosional effects of water, ____ , and ice
  6. 14. astronomy is useful in probing the ____, of our environment
  7. 17. Oceanography is the study of the composition and movements of seawater, coastal processes,____ topography, and marine life
  8. 18. _____ geology examines the materials composing Earth and seeks to understand the processes that operate beneath and upon its surface
  9. 19. The global trend toward ____, concentrates millions of people into places that are vulnerable to natural hazards
  10. 22. Strives to establish an orderly _____ arrangement of the physical and biological changes that have occurred in the geologic past
  11. 25. Earth Science Is ____ Science. It explores important relationships between people and the natural environment
  12. 26. Geologic time scale - divides the 4.6-***-year history into different units and provides a ____, time frame within which the events of the geologic past are arranged
  13. 27. The scientific study of the universe, which includes the observation and interpretation of celestial bodies and phenomena
Down
  1. 1. _____ areas are exposed to seismic (earthquake) and volcanic hazards due to inappropriate land use and poor construction practices, along with rapid population growth
  2. 2. ____ activities alter the composition of the atmosphere - air pollution and global climate change is an example of people influencing Earth Processes
  3. 3. River flooding can be drastically ____ by clearing forests, building cities, and constructing dams
  4. 4. Meteorology is the scientific study of the atmosphere and atmospheric phenomena; the study of ____ and climate
  5. 5. ____ the scientific study of the oceans and oceanic phenomena
  6. 9. earth science includes geology, oceanography, meteorology, and _______
  7. 11. Sea level rise____ to global warming
  8. 12. Geologic time is the span of time since the formation of Earth, about 4.6 ____ years
  9. 13. ______ geology's goal is to understand the origin of Earth and the development through its 4.6-billion-year history
  10. 15. the science that examines Earth, its form and composition, and the changes it has undergone and is undergoing aka "study of earth".
  11. 16. geology comes before Earth history
  12. 20. ______ includes water and soil, metallic and nonmetallic minerals, and energy. It also creates the foundation of modern civilization
  13. 21. Internal forces include earthquakes, ____ , volcanic structures
  14. 23. Natural ___, Includes volcanoes, floods, tsunamis, earthquakes, landslides, and hurricanes
  15. 24. Alterations to the environment that were intended to ____, society often have the opposite effect